noun [ sing. ]
1.
( grammar ) a set of pronouns and verb forms used by a speaker to refer to himself or herself, or to a group including himself or herself :
'I am' is the first person singular of the present tense of the verb 'to be'.
'I', 'me', 'we' and 'us' are first-person pronouns.
2.
a way of writing a novel, etc. as if one of the characters is telling the story using the word I :
a novel written in the first person
—compare the second person , the third person